| // |
| // Copyright (c) 2013 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| // BufferStorage11.h Defines the BufferStorage11 class. |
| |
| #ifndef LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_ |
| #define LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_ |
| |
| #include "libGLESv2/renderer/BufferStorage.h" |
| |
| namespace rx |
| { |
| class Renderer11; |
| class DirectBufferStorage11; |
| |
| class BufferStorage11 : public BufferStorage |
| { |
| public: |
| explicit BufferStorage11(Renderer11 *renderer); |
| virtual ~BufferStorage11(); |
| |
| static BufferStorage11 *makeBufferStorage11(BufferStorage *bufferStorage); |
| |
| virtual void *getData(); |
| virtual void setData(const void* data, unsigned int size, unsigned int offset); |
| virtual void copyData(BufferStorage* sourceStorage, unsigned int size, |
| unsigned int sourceOffset, unsigned int destOffset); |
| virtual void clear(); |
| virtual unsigned int getSize() const; |
| virtual bool supportsDirectBinding() const; |
| |
| ID3D11Buffer *getBuffer(GLenum usage); |
| |
| private: |
| Renderer11 *mRenderer; |
| |
| ID3D11Buffer *mStagingBuffer; |
| unsigned int mStagingBufferSize; |
| |
| typedef std::vector<DirectBufferStorage11*> DirectBufferList; |
| DirectBufferList mDirectBuffers; |
| unsigned int mSize; |
| |
| void *mResolvedData; |
| unsigned int mResolvedDataSize; |
| bool mResolvedDataValid; |
| |
| unsigned int mReadUsageCount; |
| unsigned int mWriteUsageCount; |
| |
| void markBufferUsage(); |
| }; |
| |
| // Each instance of BufferStorageD3DBuffer11 is specialized for a class of D3D binding points |
| // - vertex/index buffers |
| // - uniform buffers |
| // - (possibly in the future, transform feedback buffers) |
| class DirectBufferStorage11 |
| { |
| public: |
| DirectBufferStorage11(Renderer11 *renderer, const GLenum target); |
| ~DirectBufferStorage11(); |
| |
| bool hasTarget(const GLenum target) const; |
| bool updateFromStagingBuffer(ID3D11Buffer *stagingBuffer, const size_t size, const size_t offset); |
| |
| ID3D11Buffer *getD3DBuffer() { return mDirectBuffer; } |
| bool isDirty() const { return mDirty; } |
| void markDirty() { mDirty = true; } |
| |
| private: |
| Renderer11 *mRenderer; |
| const GLenum mTarget; |
| ID3D11Buffer *mDirectBuffer; |
| size_t mBufferSize; |
| bool mDirty; |
| |
| void fillBufferDesc(D3D11_BUFFER_DESC* bufferDesc, unsigned int bufferSize); |
| }; |
| |
| } |
| |
| #endif // LIBGLESV2_RENDERER_BUFFERSTORAGE11_H_ |